Added tl_filtered_tlist().

darcs-hash:20050928190226-65a35-3f7caab817a3b2c5ade880307f4747dde06a09b6.gz

libsofia-sip-ua/su/su_tag.h

@@ -135,6 +135,9 @@ tagi_t const *tl_find(tagi_t const lst[], tag_type_t tt);
 tagi_t *tl_filter(tagi_t *, tagi_t const filter[], tagi_t const lst[], void **b);
 tagi_t *tl_afilter(su_home_t *, tagi_t const filter[], tagi_t const lst[]);
 
+tagi_t *tl_filtered_tlist(su_home_t *home, tagi_t const filter[], 
+			  tag_type_t tag, tag_value_t value, ...);
+
 size_t  tl_vlen(va_list ap);
 tagi_t *tl_list(tag_type_t tag, tag_value_t value, ...);
 tagi_t *tl_vlist2(tag_type_t tag, tag_value_t value, va_list ap);

libsofia-sip-ua/su/su_taglist.c

@@ -571,6 +571,22 @@ tagi_t *tl_tfilter(su_home_t *home, tagi_t const src[],
   return tl;
 }
 
+/** Create a filtered tag list.
+ */
+tagi_t *tl_filtered_tlist(su_home_t *home, tagi_t const filter[], 
+			  tag_type_t tag, tag_value_t value, ...)
+{
+  tagi_t *tl;
+  ta_list ta;
+
+  ta_start(ta, tag, value);
+  tl = tl_afilter(home, filter, ta_args(ta));
+  ta_end(ta);
+
+  return tl;
+}
+
+
 /** Remove listed tags from the list @a lst. */
 int tl_tremove(tagi_t lst[], tag_type_t tag, tag_value_t value, ...)
 {